Finding the Fourth Proportional to 55.92, 83.75 and 26.99
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Solution
The fourth proportional to 55.92, 83.75 and 26.99 is: 40.42
Step by Step Solution
- Step 1: Write the proportion equation
55.92 : 83.75 = 26.99 : x - Step 2: Convert to fraction form
55.92/83.75 = 26.99/x - Step 3: Cross multiply
55.92x = 83.75 × 26.99 - Step 4: Simplify right side
55.92x = 2,260.06 - Step 5: Solve for x
x = 2,260.06/55.92 - Step 6: Final answer
x = 40.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.